acceptable running temperature

[Tom Wesenberg]

Originally Posted by Houston Rodder

What is optimal formula for flow rate through the radiator? f filled w/ water how long should it take to empty?

Don't bother with the time/drain check. It's worthless and may lead to a false sense of security. If you think you have a plugged radiator, then you probably do, and you might fix it with the vinegar treatment, like I did late last summer.